DISCHARGE LAMP LIGHTING DEVICE

United States of America Patent

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Issued Date
Dec 15, 2011
app pub date
Jun 15, 2011
filing date
Jun 15, 2010

priority date (Note)
Abandoned

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Abstract

is prevented from being sequentially reversed in polarity at a constant frequency, thus effectively reducing the level of the unpleasant sounds.

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Patent Owner(s)

Patent Owner	Address
TDK-LAMBDA CORPORATION	TOKYO 103-0027

International Classification(s)

H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Horikawa, Takumi	Tokyo, JP	5	7
Oohira, Akihiko	Tokyo, JP	2	1
Sasayama, Kikuro	Tokyo, JP	3	4

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DISCHARGE LAMP LIGHTING DEVICE

Number of patents in Portfolio can not be more than 2000

United States of America Patent

13161152

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